! Started logfile: J1613+3412_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:25:16 2010 obs J1613+3412_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1613+3412_X_2007_12_05_pus_uva.fits ! AN table 1: 109 integrations on 136 of 136 possible baselines. ! AN table 2: 53 integrations on 136 of 136 possible baselines. ! AN table 3: 109 integrations on 136 of 136 possible baselines. ! AN table 4: 17 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.123877 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1613+3412 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1501 lines of history. ! ! Reading 19408 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 668 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 256 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 668 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 256 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 668 telescope corrections were flagged in sub-array 2. ! A total of 1563 telescope corrections were flagged in sub-array 3. ! A total of 256 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 686 telescope corrections were flagged in sub-array 2. ! A total of 1582 telescope corrections were flagged in sub-array 3. ! A total of 256 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.150422Jy sigma=0.012145 ! Fit after self-cal, rms=1.076164Jy sigma=0.011396 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.5307 mas, bmaj=0.8748 mas, bpa=4.752 degrees ! Estimated noise=1436.89 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.18558 Jy ! Component: 100 - total flux cleaned = 1.55398 Jy ! Total flux subtracted in 100 components = 1.55398 Jy ! Clean residual min=-0.060387 max=0.178771 Jy/beam ! Clean residual mean=0.002584 rms=0.019478 Jy/beam ! Combined flux in latest and established models = 1.55398 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.55398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.698316Jy sigma=0.007549 ! Fit after self-cal, rms=0.695264Jy sigma=0.007530 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Added new window around map position (0.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.211515 Jy ! Component: 100 - total flux cleaned = 0.338935 Jy ! Total flux subtracted in 100 components = 0.338935 Jy ! Clean residual min=-0.049611 max=0.104683 Jy/beam ! Clean residual mean=0.001901 rms=0.014046 Jy/beam ! Combined flux in latest and established models = 1.89291 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 1.89291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.532437Jy sigma=0.005659 ! Fit after self-cal, rms=0.530314Jy sigma=0.005646 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Added new window around map position (1, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113285 Jy ! Component: 100 - total flux cleaned = 0.199651 Jy ! Total flux subtracted in 100 components = 0.199651 Jy ! Clean residual min=-0.038482 max=0.060180 Jy/beam ! Clean residual mean=0.001485 rms=0.011555 Jy/beam ! Combined flux in latest and established models = 2.09256 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 2.09256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458818Jy sigma=0.004766 ! Fit after self-cal, rms=0.453801Jy sigma=0.004742 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8014 mas, bmaj=1.62 mas, bpa=-3.321 degrees ! Estimated noise=592.142 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.249062 Jy ! Component: 100 - total flux cleaned = 0.404931 Jy ! Component: 150 - total flux cleaned = 0.510202 Jy ! Component: 200 - total flux cleaned = 0.581865 Jy ! Total flux subtracted in 200 components = 0.581865 Jy ! Clean residual min=-0.067015 max=0.099254 Jy/beam ! Clean residual mean=0.001974 rms=0.024357 Jy/beam ! Combined flux in latest and established models = 2.67443 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 53 components and 2.67443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330137Jy sigma=0.002836 ! Fit after self-cal, rms=0.316512Jy sigma=0.002708 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HH 1.00* HN 1.13 ! KB 1.00* KP 0.93 LA 0.92 MK 1.00 ! NL 1.09 NY 1.00* ON 1.00* OV 1.05 ! PT 0.88 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KB 0.98 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.98 ON 0.99 OV 1.00* ! PT 1.00* SV 1.07 TS 0.96 WZ 1.07 ! ZC 1.05 ! ! A total of 96 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* HH 1.04 HN 1.20 ! KB 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 1.01 NY 0.95 ON 1.07 OV 1.00* ! PT 1.00* SV 1.04 TS 1.00* WZ 1.12 ! ZC 1.04 ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HH 1.00* HN 1.13 ! KB 1.00* KP 0.89 LA 0.91 MK 1.01 ! NL 1.05 NY 1.00* ON 1.00* OV 1.03 ! PT 0.92 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KB 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 1.01 OV 1.00* ! PT 1.00* SV 1.03 TS 0.99 WZ 1.06 ! ZC 1.10 ! ! A total of 96 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00* HH 0.93 HN 1.22 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.00 NY 0.96 ON 1.05 OV 1.00* ! PT 1.00* SV 1.00 TS 1.00* WZ 1.11 ! ZC 1.07 ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HH 1.00* HN 1.11 ! KB 1.00* KP 0.93 LA 0.94 MK 1.00 ! NL 1.07 NY 1.00* ON 1.00* OV 1.08 ! PT 0.94 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KB 0.98 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 0.97 OV 1.00* ! PT 1.00* SV 1.03 TS 0.97 WZ 1.03 ! ZC 1.06 ! ! A total of 96 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* HH 0.99 HN 1.19 ! KB 1.00* KP 1.00* LA 1.05 MK 1.00* ! NL 0.99 NY 0.97 ON 1.03 OV 1.00* ! PT 1.00* SV 1.00 TS 1.00* WZ 1.07 ! ZC 1.03 ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HH 1.00* HN 1.12 ! KB 1.00* KP 0.93 LA 0.93 MK 1.03 ! NL 1.07 NY 1.00* ON 1.00* OV 1.08 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KB 0.99 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 0.97 OV 1.00* ! PT 1.00* SV 1.05 TS 0.98 WZ 1.01 ! ZC 1.00* ! ! A total of 96 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00* HH 0.93 HN 1.22 ! KB 1.00* KP 1.00* LA 1.04 MK 1.00* ! NL 1.02 NY 0.97 ON 1.04 OV 1.00* ! PT 1.00* SV 0.93 TS 1.00* WZ 1.06 ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! ! Fit before self-cal, rms=0.316512Jy sigma=0.002708 ! Fit after self-cal, rms=0.264157Jy sigma=0.001858 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8111 mas, bmaj=1.655 mas, bpa=-2.719 degrees ! Estimated noise=596.764 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.2, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0628267 Jy ! Component: 100 - total flux cleaned = 0.0718821 Jy ! Component: 150 - total flux cleaned = 0.073822 Jy ! Component: 200 - total flux cleaned = 0.0738139 Jy ! Total flux subtracted in 200 components = 0.0738139 Jy ! Clean residual min=-0.027243 max=0.035342 Jy/beam ! Clean residual mean=-0.001036 rms=0.007669 Jy/beam ! Combined flux in latest and established models = 2.74824 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 2.74824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249544Jy sigma=0.001642 ! Fit after self-cal, rms=0.248477Jy sigma=0.001631 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248477Jy sigma=0.001631 ! Fit after self-cal, rms=0.246413Jy sigma=0.001609 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8135 mas, bmaj=1.654 mas, bpa=-2.758 degrees ! Estimated noise=595.551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674069 Jy ! Component: 100 - total flux cleaned = 0.0095311 Jy ! Component: 150 - total flux cleaned = 0.0100401 Jy ! Component: 200 - total flux cleaned = 0.0104921 Jy ! Total flux subtracted in 200 components = 0.0104921 Jy ! Clean residual min=-0.024759 max=0.030232 Jy/beam ! Clean residual mean=-0.000320 rms=0.006835 Jy/beam ! Combined flux in latest and established models = 2.75873 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 87 components and 2.75873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243115Jy sigma=0.001568 ! Fit after self-cal, rms=0.242491Jy sigma=0.001563 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761276 Jy ! Component: 100 - total flux cleaned = 0.00759521 Jy ! Component: 150 - total flux cleaned = 0.00835439 Jy ! Component: 200 - total flux cleaned = 0.00905 Jy ! Total flux subtracted in 200 components = 0.00905 Jy ! Clean residual min=-0.023903 max=0.026934 Jy/beam ! Clean residual mean=-0.000417 rms=0.006506 Jy/beam ! Combined flux in latest and established models = 2.76778 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 2.76778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241007Jy sigma=0.001545 ! Fit after self-cal, rms=0.240747Jy sigma=0.001543 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240747Jy sigma=0.001543 ! Fit after self-cal, rms=0.242941Jy sigma=0.001499 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8153 mas, bmaj=1.653 mas, bpa=-2.595 degrees ! Estimated noise=594.466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000285501 Jy ! Component: 100 - total flux cleaned = 0.00212868 Jy ! Component: 150 - total flux cleaned = 0.00468144 Jy ! Component: 200 - total flux cleaned = 0.00529979 Jy ! Total flux subtracted in 200 components = 0.00529979 Jy ! Clean residual min=-0.023442 max=0.025544 Jy/beam ! Clean residual mean=-0.000141 rms=0.006091 Jy/beam ! Combined flux in latest and established models = 2.77308 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 101 components and 2.77308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241080Jy sigma=0.001481 ! Fit after self-cal, rms=0.240836Jy sigma=0.001478 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457365 Jy ! Component: 100 - total flux cleaned = 0.0057502 Jy ! Component: 150 - total flux cleaned = 0.00652156 Jy ! Component: 200 - total flux cleaned = 0.00674809 Jy ! Total flux subtracted in 200 components = 0.00674809 Jy ! Clean residual min=-0.022968 max=0.023726 Jy/beam ! Clean residual mean=-0.000213 rms=0.005971 Jy/beam ! Combined flux in latest and established models = 2.77983 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 107 components and 2.77983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240053Jy sigma=0.001470 ! Fit after self-cal, rms=0.239953Jy sigma=0.001469 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239953Jy sigma=0.001469 ! Fit after self-cal, rms=0.240335Jy sigma=0.001463 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=2.443 mas, bmaj=2.832 mas, bpa=-1.336 degrees ! Estimated noise=661.896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935358 Jy ! Component: 100 - total flux cleaned = 0.00883649 Jy ! Component: 150 - total flux cleaned = 0.00805587 Jy ! Component: 200 - total flux cleaned = 0.00709976 Jy ! Total flux subtracted in 200 components = 0.00709976 Jy ! Clean residual min=-0.022318 max=0.027330 Jy/beam ! Clean residual mean=-0.000192 rms=0.007637 Jy/beam ! Combined flux in latest and established models = 2.78693 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 116 components and 2.78693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240385Jy sigma=0.001459 ! Fit after self-cal, rms=0.240009Jy sigma=0.001454 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274527 Jy ! Component: 100 - total flux cleaned = 0.00379659 Jy ! Component: 150 - total flux cleaned = 0.00380249 Jy ! Component: 200 - total flux cleaned = 0.00359821 Jy ! Total flux subtracted in 200 components = 0.00359821 Jy ! Clean residual min=-0.022505 max=0.027997 Jy/beam ! Clean residual mean=-0.000275 rms=0.007549 Jy/beam ! Combined flux in latest and established models = 2.79053 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 116 components and 2.79053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240378Jy sigma=0.001457 ! Fit after self-cal, rms=0.240232Jy sigma=0.001454 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8174 mas, bmaj=1.651 mas, bpa=-2.524 degrees ! Estimated noise=593.851 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8174 x 1.651 at -2.524 degrees (North through East) ! Clean map min=-0.03055 max=1.8047 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240232Jy sigma=0.001454 ! Fit after self-cal, rms=0.231546Jy sigma=0.001357 ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8185 mas, bmaj=1.651 mas, bpa=-2.542 degrees ! Estimated noise=592.981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286696 Jy ! Component: 100 - total flux cleaned = 0.00325678 Jy ! Component: 150 - total flux cleaned = 0.00359959 Jy ! Component: 200 - total flux cleaned = 0.00390658 Jy ! Total flux subtracted in 200 components = 0.00390658 Jy ! Clean residual min=-0.018303 max=0.020852 Jy/beam ! Clean residual mean=0.000097 rms=0.005176 Jy/beam ! Combined flux in latest and established models = 2.79444 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 121 components and 2.79444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229973Jy sigma=0.001345 ! Fit after self-cal, rms=0.229822Jy sigma=0.001344 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167134 Jy ! Component: 100 - total flux cleaned = 0.00143951 Jy ! Component: 150 - total flux cleaned = 0.00102263 Jy ! Component: 200 - total flux cleaned = 0.000837121 Jy ! Total flux subtracted in 200 components = 0.000837121 Jy ! Clean residual min=-0.018674 max=0.020999 Jy/beam ! Clean residual mean=0.000090 rms=0.005195 Jy/beam ! Combined flux in latest and established models = 2.79527 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 2.79527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229107Jy sigma=0.001341 ! Fit after self-cal, rms=0.229056Jy sigma=0.001340 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229056Jy sigma=0.001340 ! Fit after self-cal, rms=0.229874Jy sigma=0.001336 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.5307 mas, bmaj=0.8591 mas, bpa=5.412 degrees ! Estimated noise=1499.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.21263 Jy ! Component: 100 - total flux cleaned = 1.60939 Jy ! Component: 150 - total flux cleaned = 1.82794 Jy ! Component: 200 - total flux cleaned = 1.97376 Jy ! Total flux subtracted in 200 components = 1.97376 Jy ! Clean residual min=-0.035281 max=0.084379 Jy/beam ! Clean residual mean=0.001920 rms=0.011976 Jy/beam ! Combined flux in latest and established models = 1.97376 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 1.97376 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8195 mas, bmaj=1.65 mas, bpa=-2.468 degrees ! Estimated noise=592.724 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.275873 Jy ! Component: 100 - total flux cleaned = 0.436884 Jy ! Component: 150 - total flux cleaned = 0.542688 Jy ! Component: 200 - total flux cleaned = 0.616542 Jy ! Total flux subtracted in 200 components = 0.616542 Jy ! Clean residual min=-0.028590 max=0.052318 Jy/beam ! Clean residual mean=0.002280 rms=0.012061 Jy/beam ! Combined flux in latest and established models = 2.5903 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 57 components and 2.5903 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Added new window around map position (-0.4, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0575659 Jy ! Component: 100 - total flux cleaned = 0.0995719 Jy ! Component: 150 - total flux cleaned = 0.13185 Jy ! Component: 200 - total flux cleaned = 0.153109 Jy ! Total flux subtracted in 200 components = 0.153109 Jy ! Clean residual min=-0.019318 max=0.026644 Jy/beam ! Clean residual mean=0.000659 rms=0.006335 Jy/beam ! Combined flux in latest and established models = 2.74341 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 88 components and 2.74341 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=2.444 mas, bmaj=2.828 mas, bpa=-0.7767 degrees ! Estimated noise=659.398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0286966 Jy ! Component: 100 - total flux cleaned = 0.0388894 Jy ! Component: 150 - total flux cleaned = 0.0462201 Jy ! Component: 200 - total flux cleaned = 0.0515568 Jy ! Total flux subtracted in 200 components = 0.0515568 Jy ! Clean residual min=-0.019270 max=0.023413 Jy/beam ! Clean residual mean=0.000246 rms=0.006598 Jy/beam ! Combined flux in latest and established models = 2.79497 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359675 Jy ! Component: 100 - total flux cleaned = 0.00530148 Jy ! Component: 150 - total flux cleaned = 0.00578172 Jy ! Component: 200 - total flux cleaned = 0.00599738 Jy ! Total flux subtracted in 200 components = 0.00599738 Jy ! Clean residual min=-0.017786 max=0.022263 Jy/beam ! Clean residual mean=0.000113 rms=0.006325 Jy/beam ! Combined flux in latest and established models = 2.80097 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 2.80097 Jy ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! Estimated beam: bmin=0.8195 mas, bmaj=1.65 mas, bpa=-2.468 degrees ! Estimated noise=592.724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00451428 Jy ! Component: 100 - total flux cleaned = -0.00534369 Jy ! Component: 150 - total flux cleaned = -0.00473767 Jy ! Component: 200 - total flux cleaned = -0.0041834 Jy ! Total flux subtracted in 200 components = -0.0041834 Jy ! Clean residual min=-0.017296 max=0.018144 Jy/beam ! Clean residual mean=0.000092 rms=0.004500 Jy/beam ! Combined flux in latest and established models = 2.79678 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 114 components and 2.79678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225387Jy sigma=0.001305 ! Fit after self-cal, rms=0.223272Jy sigma=0.001289 wmodel J1613+3412_X_2007_12_05_pus_map.mod ! Writing 114 model components to file: J1613+3412_X_2007_12_05_pus_map.mod wobs J1613+3412_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1613+3412_X_2007_12_05_pus_uvs.fits wwins J1613+3412_X_2007_12_05_pus_map.win ! wwins: Wrote 5 windows to J1613+3412_X_2007_12_05_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.004156 Jy ! Component: 100 - total flux cleaned = 0.00802835 Jy ! Component: 150 - total flux cleaned = 0.0102929 Jy ! Component: 200 - total flux cleaned = 0.011685 Jy ! Component: 250 - total flux cleaned = 0.0127731 Jy ! Component: 300 - total flux cleaned = 0.013803 Jy ! Component: 350 - total flux cleaned = 0.013991 Jy ! Component: 400 - total flux cleaned = 0.0143609 Jy ! Component: 450 - total flux cleaned = 0.0147194 Jy ! Component: 500 - total flux cleaned = 0.01489 Jy ! Component: 550 - total flux cleaned = 0.0148893 Jy ! Component: 600 - total flux cleaned = 0.0150499 Jy ! Component: 650 - total flux cleaned = 0.0147345 Jy ! Component: 700 - total flux cleaned = 0.0147372 Jy ! Component: 750 - total flux cleaned = 0.0147385 Jy ! Component: 800 - total flux cleaned = 0.0151632 Jy ! Component: 850 - total flux cleaned = 0.0151594 Jy ! Component: 900 - total flux cleaned = 0.0151614 Jy ! Component: 950 - total flux cleaned = 0.0155609 Jy ! Component: 1000 - total flux cleaned = 0.0155601 Jy ! Component: 1050 - total flux cleaned = 0.0154339 Jy ! Component: 1100 - total flux cleaned = 0.0156833 Jy ! Component: 1150 - total flux cleaned = 0.0155626 Jy ! Component: 1200 - total flux cleaned = 0.0156835 Jy ! Component: 1250 - total flux cleaned = 0.0160323 Jy ! Component: 1300 - total flux cleaned = 0.0162605 Jy ! Component: 1350 - total flux cleaned = 0.0168181 Jy ! Component: 1400 - total flux cleaned = 0.0167069 Jy ! Component: 1450 - total flux cleaned = 0.0169225 Jy ! Component: 1500 - total flux cleaned = 0.017136 Jy ! Component: 1550 - total flux cleaned = 0.0173448 Jy ! Component: 1600 - total flux cleaned = 0.0174491 Jy ! Component: 1650 - total flux cleaned = 0.0177529 Jy ! Component: 1700 - total flux cleaned = 0.0179501 Jy ! Component: 1750 - total flux cleaned = 0.0178526 Jy ! Component: 1800 - total flux cleaned = 0.0181406 Jy ! Component: 1850 - total flux cleaned = 0.0181395 Jy ! Component: 1900 - total flux cleaned = 0.0180468 Jy ! Component: 1950 - total flux cleaned = 0.0180472 Jy ! Component: 2000 - total flux cleaned = 0.0183171 Jy ! Total flux subtracted in 2048 components = 0.01796 Jy ! Clean residual min=-0.004431 max=0.004828 Jy/beam ! Clean residual mean=-0.000133 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 2.81474 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 269 components and 2.81474 Jy wmap "J1613+3412_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8195 x 1.65 at -2.468 degrees (North through East) ! Clean map min=-0.020095 max=1.82 Jy/beam ! Writing clean map to FITS file: J1613+3412_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.81997 invert ! Inverting map ! Your choice of large map pixels excluded 1.42% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! The y-axis pixel size should ideally be below 0.1642 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00165136 device "J1613+3412_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1613+3412_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.272206 0.272206 0.544413 1.08883 2.17765 4.3553 8.7106 17.4212 34.8424 69.6848 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0049 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.819 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8195 x 1.65 at -2.468 degrees (North through East) ! Clean map min=-0.020095 max=1.82 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1613+3412_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1613+3412_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1613+3412_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:25:28 2010